The answer is 1/4 because if you have it in an formal way like Example when your doing fractions you should always go across and line them up. 3 times 6 equals 18. Then 4 times 18 equals 72. Once you get those two answers you divide them 18 divided by 72 equals 0.25 that also can simplify down to 1/4. Because if you have 4 quarters they actually represent 25 cents